Every year about one million tourists visit Stonehenge, which is believed __________before the Pyramids, about 4,000 years ago. 
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A
to build
B
to have built
C
to be built
D
to have been built
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The airport ______ next year will help promote tourism in this area.
#90913
A
having been completed
B
completed
C
being completed
D
to be completed
It’s impossible for him to escape ________ this time; he made such a big mistake.
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A
to punish
B
punishing
C
being punished
D
having punished
_____ to give up smoking, he threw away his _____ cigarettes.
#95988
A
Determined; remained
B
Determined; remaining
C
Determining; remained
D
Determining; remaining